Black Onyx is a variety of chalcedony, a mineral in the quartz family, recognised for its smooth texture and deep black colour. It has been prized for centuries for both its aesthetic appeal and symbolic significance, used across cultures for its perceived spiritual and emotional properties.

Key Characteristics of Black Onyx:

1. Colour & Appearance: Black Onyx typically appears as a solid, jet-black stone, although it may sometimes feature bands of white or grey. The most desirable Black Onyx is uniform in colour without visible banding.

2. Formation: This gemstone forms through the layering of silica in volcanic rock cavities, leading to its sleek, smooth texture and sometimes banded appearance.

3. Symbolism & Meaning:

   • Protection: Many ancient cultures believed Black Onyx offered protection, guarding against negative energy, ill fortune, and harmful influences.
   • Strength & Resilience: Psychologically, it is associated with fostering strength and resilience, especially in times of stress or mourning.
   • Grounding: Black Onyx is thought to provide grounding and stability, encouraging focus and emotional balance.
   • Self-Control: It is also linked to enhancing self-discipline and promoting clear decision-making.

4. Healing Properties (linked to alternative healing practices):

   • Emotional Balance: Black Onyx is said to encourage emotional stability and help in letting go of past traumas or emotional burdens.
   • Stress Relief: Believed to have calming qualities, it can assist in reducing anxiety, stress, and fear, while promoting mental clarity.
   • Physical Healing: Some proponents of crystal healing suggest that Black Onyx can boost stamina, support bone health, and strengthen the immune system.

5. Historical & Cultural Significance:

   • Ancient Civilisations: The Greeks, Romans, and Egyptians all valued Black Onyx, using it in amulets, jewellery, and carvings. It was often thought to provide protection in battle or during travel.
   • Jewellery & Art: In contemporary times, Black Onyx is a popular choice for jewellery due to its bold and elegant appearance. It is commonly used in rings, necklaces, and earrings for both men and women.

6. Jewellery Use:

   • Black Onyx is polished to a high shine, making it an ideal choice for statement jewellery pieces. It pairs well with metals like gold and silver, and is often combined with other gemstones such as pearls to create a striking contrast.

In summary, Black Onyx is a gemstone with rich symbolism and timeless appeal. Its combination of protective and grounding qualities, along with its sleek, modern look, makes it a popular choice for both fashion and spiritual purposes in the UK and beyond.